/// <summary>
/// 把Excel文件转换成PDF格式文件
/// </summary>
/// <param name="sourcePath">源文件路径</param>
/// <param name="targetPath">目标文件路径</param>
/// <returns>true：转换成功；false：转换失败</returns>
public static bool XLSConvertToPDF(string sourcePath, string targetPath)
{
bool result = false;
XlFixedFormatType targetType = XlFixedFormatType.xlTypePDF;
object missing = Type.Missing;
Microsoft.Office.Interop.Excel.ApplicationClass application = null;
Workbook workBook = null;
try
{
application = new Microsoft.Office.Interop.Excel.ApplicationClass();
object target = targetPath;
object type = targetType;
workBook = application.Workbooks.Open(sourcePath, missing, missing, missing, missing, missing,
missing, missing, missing, missing, missing, missing, missing, missing, missing);
workBook.ExportAsFixedFormat(targetType, target, XlFixedFormatQuality.xlQualityStandard, true, false, missing, missing, missing, missing);
result = true;
}
catch
{
result = false;
}
finally
{
if (workBook != null)
{
workBook.Close(true, missing, missing);
workBook = null;
}
if (application != null)
{
application.Quit();
application = null;
}
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
GC.WaitForPendingFinalizers();
}
return(result);
}
/// <summary>
/// Excel转XPS
/// </summary>
/// <param name="filename">Excel文件位置</param>
/// <returns>xps文件位置</returns>
private string ConvertExcelToXps(string filename)
{
var app = new Microsoft.Office.Interop.Excel.ApplicationClass {
Visible = false, DisplayAlerts = false
};
try
{
Workbook wk = app.Workbooks.Open(filename);
try
{
//app.ActivePrinter = GetXpsPrinter()["name"].ToString();
string xpsFile = filename.Substring(0, filename.LastIndexOf('.')) + ".xps";
wk.ExportAsFixedFormat(XlFixedFormatType.xlTypeXPS, xpsFile);
wk.Close();
wk = null;
app.Quit();
return(GetFileName(xpsFile));
}
finally
{
if (wk != null)
{
wk.Close();
wk = null;
}
}
}
catch (Exception)
{
}
finally
{
app = null;
GC.Collect();
GC.WaitForPendingFinalizers();
ClearProcesses("EXCEL");
}
return("");
}
/// <summary>
/// Excel格式转换(Excel文件不能为空，默认转成PDF)
/// </summary>
/// <param name="sourcePath">源路径</param>
/// <param name="targetPath">目标路径</param>
/// <param name="targetFileType">转换类型</param>
/// <returns></returns>
public static bool ExcelConvert(string sourcePath, string targetPath, XlFixedFormatType targetFileType = XlFixedFormatType.xlTypePDF)
{
Microsoft.Office.Interop.Excel.ApplicationClass excelApplication = null;
Workbook excelWorkBook = null;
try
{
excelApplication = new Microsoft.Office.Interop.Excel.ApplicationClass();
excelWorkBook = excelApplication.Workbooks.Open(sourcePath);
excelWorkBook.ExportAsFixedFormat(targetFileType, targetPath, XlFixedFormatQuality.xlQualityStandard);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
throw;
}
finally
{
if (excelWorkBook != null)
{
excelWorkBook.Close();
}
if (excelApplication != null)
{
int k;
var t = new IntPtr(excelApplication.Hwnd);
GetWindowThreadProcessId(t, out k);
var p = System.Diagnostics.Process.GetProcessById(k);
excelApplication.Quit();
p.Kill();
}
GC.Collect();
GC.WaitForPendingFinalizers();
}
return(true);
}
/// <summary>
/// 把Excel文件转换成PDF格式文件
/// </summary>
/// <param name="sourcePath">源文件路径</param>
/// <param name="targetPath">目标文件路径</param>
/// <returns>true：转换成功；false：转换失败</returns>
public static bool XLSConvertToPDF(string sourcePath, string targetPath)
{
bool result = false;
XlFixedFormatType targetType = XlFixedFormatType.xlTypePDF;
object missing = Type.Missing;
Microsoft.Office.Interop.Excel.ApplicationClass application = null;
Workbook workBook = null;
try
{
application = new Microsoft.Office.Interop.Excel.ApplicationClass();
object target = targetPath;
object type = targetType;
workBook = application.Workbooks.Open(sourcePath, missing, missing, missing, missing, missing,
missing, missing, missing, missing, missing, missing, missing, missing, missing);
workBook.ExportAsFixedFormat(targetType, target, XlFixedFormatQuality.xlQualityStandard, true, false, missing, missing, missing, missing);
result = true;
}
catch
{
result = false;
}
finally
{
if (workBook != null)
{
workBook.Close(true, missing, missing);
workBook = null;
}
if (application != null)
{
application.Quit();
application = null;
}
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
GC.WaitForPendingFinalizers();
}
return result;
}
